16results about How to "Continuous separation" patented technology

The invention relates to an underground cyclone separator multi-stage parallel device suitable for injection and production in the same well in an offshore oilfield, which comprises a plurality of stages of cyclone separators, the plurality of stages of cyclone separators are sequentially connected from top to bottom, each stage of cyclone separator is provided with a combined sleeve structure, and the plurality of stages of combined sleeve structures are sequentially connected to form an assembled shell. An oil-water mixed liquid inlet channel, an oil transportation channel and a water drainage channel are arranged in the wall of the assembled shell, the multi-stage cyclone separator is connected in parallel with the oil-water mixed liquid inlet channel through an oil-water mixed liquid inlet of the multi-stage cyclone separator, and the parallel hydrocyclones simultaneously feed liquid, simultaneously perform oil-water separation work and simultaneously lift an oil phase upwards; the upper end of a sleeve at the upper end of the first-stage cyclone is connected with a liquid inlet pipe through a bridge type channel; the liquid inlet pipe is communicated with an oil-water mixed liquid inlet channel; the cyclone separator comprises an upper end sleeve, a lower end sleeve, a spiral flow channel, an oil-water separation cone and a bridge type channel. According to the invention, the recovery efficiency of an offshore oil field can be improved, and meanwhile, large-displacement offshore oil-water mixed liquid separation can be continuously treated.

The invention discloses an MOFs composite membrane for ammonia separation and a preparation method thereof, and the preparation method comprises the following steps: S1, mixing a metal compound, an organic ligand and a solvent according to a specific molar ratio, reacting at a specific temperature to form an MOF material, and activating the MOF material as a seed crystal; s2, preparing the MOF material into a solution with a specific concentration, uniformly mixing the MOF material with the solution through a stirring, ultrasonic treatment and impregnation method or a method combining stirring, ultrasonic treatment and impregnation, and then introducing the solution to one main surface of a porous support layer to obtain a support layer membrane; and S3, preparing a metal organic framework material synthetic solution with the same molar ratio as that in the step S1, then putting the support layer membrane with seed crystal introduced on the surface into the metal organic framework material synthetic solution, and performing vacuum heating, drying and activating under the same reaction condition as that in the step S1 to form the MOFs composite membrane. The obtained composite membrane has an efficient ammonia separation effect, and when the composite membrane is used for separating ammonia-containing gas, the ammonia permeability reaches up to 2956.9 GPU, and the ammonia / nitrogen selectivity and the ammonia / hydrogen selectivity respectively reach up to 620.1 and 180.8.

This invention belongs to the field of wastewater treatment technology, specifically relating to a multi-stage cyclone flotation separator for emulsified wastewater. The multi-stage cyclone flotation separator for emulsified wastewater includes: a coalescer for preliminary separation treatment of the emulsified wastewater; a sludge-water separation chamber connected to the outlet of the coalescer for settling the sludge phase in the emulsified wastewater; a cyclone flotation unit disposed above the sludge-water separation chamber, the inlet of which is connected to the sludge-water separation chamber; an oil-water separation chamber disposed above the cyclone flotation unit, with coalescing packing material disposed between the oil-water separation chamber and the cyclone flotation unit; and an oil collection tank and a water collection chamber connected to the oil-water separation chamber, the oil collection tank being located above the water collection chamber.

The application discloses an aggregate dust removal device for a large concrete mixing station and relates to the dust removal device field.The aggregate dust removal device comprises a conveying device, a dust falling assembly is arranged on one side of the conveying device, and the dust falling assembly comprises a dust filtering unit, a spraying unit, a separation unit and a vibration unit.The dust filtering unit comprises a dust filtering plate, a plurality of dust filtering holes are formed in the dust filtering plate, the dust filtering plate is arranged to be inclined to the conveying device direction and extends above one end of the conveying device, and the spraying unit is arranged on the side of the dust filtering plate close to the conveying device.The dust on the aggregate is cleaned through the cleaning water, the dust on the aggregate is treated more completely, a large amount of dust is prevented from being raised in the subsequent conveying and processing of the aggregate, the cleaning water and the sludge can be continuously separated, the filter cloth belt has the effect of continuous filtration, the dust in the aggregate is more quickly and completely filtered through the dust filtering plate, the spraying on the aggregate is improved, the cleaning effect on the aggregate is improved, and the impact and beating effect on the dust filtering plate and the filter cloth belt is better.

The application provides a preparation method of medicinal liquor and application of the medicinal liquor in preparation of antioxidant and anti-aging products, and relates to the technical field of pharmaceutical preparations. The preparation method comprises the following steps: (1) crushing; (2) extraction; (3) standing and separation; (4) freezing and filtration, so that the medicinal liquor is obtained. The medicinal liquor is obtained by adopting the steps of batch crushing, mixed extraction, standing, freezing and separating supernatant and suspension by using different separation methods to extract traditional Chinese medicine ingredients. The medicinal liquor can better improve the space exploration ability of aging mice caused by D-galactose, reduce malondialdehyde (MDA), improve superoxide dismutase (SOD) and glutathione peroxidase (GSH-Px) activity, and has significant antioxidant and anti-aging effects.

The utility model relates to magnet string separation technical field especially relates to a magnet string separation mechanism, including base, push assembly, cutting slide, cutting power mechanism, two loading assemblies, the push assembly includes push slide, push rod, push power mechanism, and two loading assemblies include material distribution seat, loading rod group respectively, and the material distribution seat is formed with the material distribution slide, and the loading rod group is equipped with the material discharge channel, the blanking, and the material discharge channel is linked with the material distribution slide through the blanking and communicates, and the material discharge channel and the material distribution channel are perpendicularly located between the material distribution channel, the utility model can replace manual mode to automatically separate each magnet in magnet string, not only can greatly reduce the workload of operator, improve efficiency, and there is no hand to be pinched and so on, can be well applied to each magnet separation in large quantities magnet string, can better realize efficient, continuously to magnet string separation.

The invention discloses an underwater super-oleophobic polyvinylidene fluoride porous membrane with oil stain adhesion resistance and a preparation method of the underwater super-oleophobic polyvinylidene fluoride porous membrane, and belongs to the technical field of material preparation. Aiming at the problem that the performance of the existing underwater super-oleophobic material is reduced due to the fact that the existing underwater super-oleophobic material is easily adhered and blocked by oil stains, the material is obtained by sequentially constructing a polyvinyl alcohol / tannic acid-polyethyleneimine hydrophilic layer and an amino-modified flexible molecular brush grafting layer on the surface of a polyvinylidene fluoride porous membrane. According to the composite structure, the membrane has underwater super-oleophobicity and dynamic oil stain adhesion resistance, oil drops can be effectively prevented from being attached and accumulated on the surface of the membrane, the anti-pollution performance of the membrane in the oil-water separation process is remarkably improved, and the service life of the membrane in the oil-water separation process is remarkably prolonged. The membrane can efficiently and continuously separate the oil-in-water emulsion with the stable surfactant under the assistance of vacuum, the process is simple, and the membrane has a good practical application prospect.

The application discloses a hydrocyclone device for crystalline ammonium dihydrogen phosphate slurry, which comprises a hydrocyclone, a centrifuge, a mother liquor tank, an ammonium dihydrogen phosphate slurry bin and a pressurized feeding pump; a feeding inlet of the hydrocyclone is in pipeline communication with a discharging outlet of the ammonium dihydrogen phosphate slurry bin, and a pressurized feeding pump is arranged on the pipeline in communication; a slurry discharging outlet of the hydrocyclone is in pipeline communication with the centrifuge; an overflow outlet of the hydrocyclone is in pipeline communication with the mother liquor tank; and a centrifugal mother liquor discharging outlet of the centrifuge is in pipeline communication with the mother liquor tank. The device utilizes the centrifugal force field of the hydrocyclone and cooperates with lateral tangential feeding to strengthen the centrifugal force field, realizes effective solid-liquid separation of ammonium dihydrogen phosphate crystalline materials, and realizes continuous and complete solid-liquid separation with the centrifugal force being 500 times higher than gravity, with the underflow directly entering the centrifuge and the overflow clear liquid entering the mother liquor tank.

The utility model relates to a blast furnace slag-water separation system which structurally comprises a separation platform, a trolley set moving in the preset direction is arranged on the separation platform, the trolley set comprises a plurality of slag filtering trolleys connected in sequence, each slag filtering trolley comprises a trolley body and a filtering frame, and each filtering frame is hinged to one side of the corresponding trolley body. A blast furnace water slag outlet and a discharging device are arranged above the separation platform in the moving direction of the trolley set, a transfer platform used for containing a transfer trolley is arranged on one side of the separation platform, the position of the transfer platform corresponds to that of the discharging device, the height of the transfer platform is lower than that of the separation platform, and a drainage ditch is formed in the separation platform. A blowing device is arranged on the separation platform, the position of the blowing device corresponds to the position of the discharging device, and the blowing device is located on one side of the advancing direction of the trolley set. According to the slag-water separation device, the slag-water separation capacity cannot be influenced by foamed slag and slag cotton, the blast furnace slag flushing water treatment efficiency can be effectively guaranteed, and stable, continuous and instant slag-water separation is achieved.

The invention relates to the technical field of gas separation and intelligent control, in particular to a hollow fiber membrane nitrogen-oxygen gas separation and mixed gas intelligent regulation and control device which is characterized in that an air pretreatment module outputs pure stable-pressure compressed air; the hollow fiber membrane separation module is used for separating high-concentration nitrogen and high-concentration oxygen through gas permeation rate differences of different hollow fiber membranes; the gas mixing module receives high-concentration nitrogen and high-concentration oxygen, the high-concentration nitrogen and the high-concentration oxygen are uniformly mixed according to a preset proportion, and nitrogen-oxygen mixed gas meeting training requirements is generated; the expiration resistance adjusting module provides adjustable expiration confrontation resistance for training and adapts to two training modes of normal-pressure breathing and pressurized breathing. The intelligent control module collects operation parameters of all modules of the device, and gas concentration, flow and pressure requirements required by training are matched through a precise regulation and control algorithm. The gas path system is used for connecting all functional modules to guarantee stable transmission of gas. Therefore, the problems that in the prior art, air source dependence is high, and bottled air sources need to be replaced frequently in training are solved.

The invention discloses a method for separating n-butane and alkylate oil by a low-temperature rectification process, which comprises the following steps: step S1, distillation: sending an isobutane tower bottom material as a raw material to an n-butane tower for rectification, and adopting 1.6 MPa steam as a heat source at the tower bottom; step S2, separation: condensing a gas phase at the top of the n-butane tower through a condenser of the n-butane tower, and feeding the condensed gas phase into a reflux tank of the n-butane tower; step S3, condensation: pressurizing an n-butane tower reflux tank to 0.85 MPa through an n-butane tower reflux pump, then quantitatively refluxing part of the n-butane tower reflux tank, cooling part of the n-butane tower reflux tank to 40 DEG C through an n-butane cooler, then conveying the part of the n-butane tower reflux tank to a tank area, and collecting n-butane; and S4, refining: pressurizing the n-butane tower bottom material to 0.8 MPa through a product conveying pump, cooling to 40 DEG C through a cooler, conveying to a tank area, and collecting to obtain alkylated oil. According to the invention, high-purity n-butane and alkylated oil can be efficiently and continuously separated; and rectification is carried out under low-pressure and low-temperature conditions, so that the boiling point of isooctane is not reached, and n-butane with a very low boiling point can be separated out.

The utility model relates to the technical field of mulberry seed separation, and discloses a device for separating mulberry seeds in mulberry peel pomace, which comprises a base, four corners of the top end of the base are connected with a box body through vibration components, the inner wall of the bottom end of the box body is fixedly connected with a discharge pipe, and the inner wall of the front end of the box body is connected with a shifting piece through a fixing component. A connecting frame is arranged on the inner wall of the box body, a sieve plate is fixedly connected to the inner wall of the connecting frame, a first handle is fixedly connected to the front end of the connecting frame, and the two sides of the inner wall of the base are connected with second handles through collecting assemblies. According to the mulberry seed separating device, the vibration frequency of the supporting plate can be reduced through the elastic force of the vibration spring, the mulberry seed separating efficiency is improved, the separated mulberry seeds can enter the collecting box through the discharging pipe to be collected, the mulberry seeds can be conveniently and continuously separated, the mulberry seeds in mulberry peel residues can be continuously separated, and the mulberry seed separating efficiency is improved. The box body does not need to be taken down, and the practicability of the device is improved.

The application discloses an extraction tank and an extraction device, and relates to the technical field of wet preparation of battery diaphragms. The extraction tank comprises a tank body and a plurality of partitions, the plurality of partitions are arranged in the tank body at intervals, the tank body is divided into a plurality of continuous extraction chambers, at least one side of the top of each partition close to the side wall of the tank body is provided with an overflow port, and one side of the partition close to the liquid inlet end is protruded towards the direction close to the liquid inlet end. The partition in the extraction tank optimizes the control of the flow direction of the extraction liquid, the vortex generation is effectively inhibited through the flow channel design of the protrusion towards the liquid flow direction, the impurities are reduced in the extraction chamber, and the overall quality of the diaphragm is improved.

The application provides a preparation method of medicinal liquor and application of the medicinal liquor in preparation of products for preventing cardiovascular and cerebrovascular diseases and improving microcirculation, and belongs to the technical field of pharmaceutical compositions. The preparation method comprises the following steps: (1) crushing; (2) extraction; (3) standing and separation; (4) freezing and filtration, so that the medicinal liquor is obtained. In the preparation process, the traditional Chinese medicine components are extracted through the steps of batch crushing, mixed extraction, standing, freezing and separation of supernatant and suspension by using different separation modes, so that the medicinal liquor with high active effective component activity and good stability is obtained. The medicinal liquor does not separate into layers and does not generate precipitate after long-term storage, and has remarkable effects in preventing cardiovascular and cerebrovascular diseases and improving microcirculation.

The utility model relates to a separating device suitable for bead blasting detection, which comprises a concave frame plate and further comprises an electric telescopic cylinder mounted at the bottom of the concave frame plate; the separating mechanism is fixed to the bottom of the electric telescopic cylinder and comprises a concave plate body, a first motor is mounted on one side of the concave plate body, a first motor shaft is connected to one side of the first motor, and a rotating rod is fixed to the side, away from the first motor, of the first motor shaft and penetrates through the concave plate body; according to the utility model, the plurality of barb extrusion heads can be used for puncturing the blasting bead at the bottom, the barb hooks on the barb extrusion heads are used for hooking the blasting bead rubber, and after the blasting bead rubber is hooked, the motor is started, the rotating cylinder can be driven to rotate by the motor, and the plurality of barb extrusion heads are driven to rotate by the rotating cylinder, so that the blasting bead rubber can be completely hooked. And the barb extrusion heads at other positions are moved to face the bottom, the next round of blasting bead separation is continued, the blasting bead separation can be continuously carried out, and the phenomenon that blasting bead rubber sheets hung on the surfaces of the barb extrusion heads need to be repeatedly taken down is avoided.

The utility model discloses an automatic edible oil residue separating device which comprises a separating device body, two sides of the interior of the separating device body are communicated with two discharging pipes, an adjusting device is arranged in the separating device body, and the adjusting device comprises a first servo motor, a second servo motor, a third servo motor, a fourth servo motor and a fourth servo motor, and the first servo motor is fixedly connected to the inner wall of the separating device body; the lead screw is fixedly connected to the output end of the first servo motor. The utility model relates to the technical field of oil residue separation, in particular to an automatic edible oil residue separation device, edible oil is controlled to enter the separation device main body from different positions through an adjusting device, and when oil residues on one side of the separation device main body are cleaned, the other side of the separation device main body can carry out oil residue separation treatment on the edible oil; the two parts of the separation device main body work alternately, and oil residues in edible oil can be continuously separated, so that the oil residue separation efficiency of the separation device is improved, and the oil residue separation device is convenient to popularize and use.